Ectocarpus, 28, 29, 62, 64. 
E. Hooperi, 29, 
E. littoralis, 62, 64. 
E. siliculosus, 62, 65. 
E. tomentosus, 62, 65. 
E. viridis, 62, 65. 
Ectoderm, ror, 118. 
Ectoprocta, 188, 193. 
Edwardsia, 144. 
Eel-grass, 12, 
Egg-capsules, 314. 
Egg-cases, 11, 12, 367, 
Eggs, 248, 314, 343, 414. 
Elachista, 62, 67. 
Elachistacee, 67. 
Elytra, 173. 
Embryology, 20, 
Enceeliacez, 62, 65. 
Encope, 217, 226. 
E, michelini, 217, 226. 
Endendrium ramosum, 
Plate XLI. 
Endoderm, rox, 118. 
Endopodite, 243, 246, 
Ensis, 310, 407, 458. 
E. americanus, 458. 
E. directus, 407, 458. 
Entalis, 327, 
E. striolata, 327, 403. 
Enteromorpha, 26, 30, 51, 55. 
E, clathrata, 51, 55. 
E. compressa, 61, 55- 
E, intestinalis, 51, 55. 
E. lanceolata, 51, 56. 
Entomostraca, 238, 249. 
Entoprocta, 189, 198. 
Ephyrula, 136. 
Epialtus, 241, 286. 
. productus, 241, 286. 
Epidermis, 303, 345, 347. 
Epimera, 243. 
Epipodite, 243. 
Epistoma, 243. 
Epizoanthus 
* 267. 
“Equilateral, 418. 
Equivalve, 418. 
Erect Polyzoa, 103. 
Errantia, 161, 173, 180. 
Escharella, 188, 197. 
E. variabilis, 188, 197. 
Escharina, 188 
Escutcheon, 418. 
Esperiopsis, 100. 
E, quatsinoensis, 100. 
Eucheuma, 77, 84. 
E. isiforme, 77, 84. 
Eucope, 125. 
E. diaphana, 116, 125. 
Eucratea, 188, 195. 
E. chelata, 188, 195. 
Eudendrium ramosum, 116, 
Eugorgia aurantica, Plate 
XLVI 
301, 
Plate 
americanus, 
Eulamellibranchiata, 
406, 420, 438. 
Eunicea__ lugubris, 
XLVIL 
Eunicide, 161, 178. 
Eupagurus kroyeri, 267. 
E. prideaux, 267. 
E. pubescens, 267. 
Eupanopeus, 241. 
INDEX 
E. herbstii, 241, 281, 
Euphausia, 239, 247. 
Euphyllopoda, 238. 
Eupleura, 326, 384. 
E. caudata, 326, 384. 
Euryalida, 213, 215. 
Eurypanopeus, 241. 
E. depressus, 241, 281. 
Euspongia, 100, 107. 
E. officinalis, 100, 107. 
E. officinalis, var. adriat- 
ica, 100, 108. 
E. officinalis, var. dura, 
100, 108. 
E. officinalis, var. mollis- 
sima, 100, 108. 
E, officinalis, var. rotunda, 
100, 108. 
Euspongine, roo. 
Euthora, 77, 83. 
E. cristata, 77, 83. 
Exopodite, 243, 246. 
Exoskeleton, 201, 203, 205. 
Ex-umbrella, 120. 
Eyes, 247, 322, 333, 415, 416. 
F 
Family, 20. 
Fasciolaria, 311, 327, 331, 397. 
F. distans, 327, 397. 
F. gigantea, 327, 397. 
F. tulipa, 327, 397. 
Fasciolariidz, 327, 
Feather-stars, 200, 234. 
Fenja, 144. 
Fiddler-crabs, 12, 241, 282. 
Filamentous plants, 26. 
Filibranchiata, 301, 405, 420, 
423. 
Finger-pores, 129. 
Fissurella, 324, 357. 
F. alternata, 324, 357. 
F. aspersa, 324. 
F. barbadensis, 324, 357. 
Fissurellidz, 324, 357. 
Flagellate Infusoria, roz. 
Flatworms, 164. 
Floridez, 28, 31, 76. 
Flustra, 188, 196. 
F. foliacea, 192. 
F. membranacea, 188, 196. 
Flustrina, 188. 
Foot, 303, 317, 320, 321, 328, 415. 
Gasteropod, 334. 
Foraminifera, 21, 22. 
Fossette, 303, 418. 
Fovia, 160, 167. 
F. Warrenii, 160, 167. 
Free-swimming colonies, 130. 
Frond, 26. 
Fucacee, 27, 63, 71. 
Fucus, 15, 17, 30, 63, 64, 72. 
F. ceranoides, 63, 73. 
F. furcatus, 63, 73. 
F, serratus, 63, 73. 
F. vesiculosus, 38, 63, 72. 
Fulgur, 10, 11, 310, 314, 327, 
330, 394. 
F. canaliculata, 12, 327, 395. 
F. carica, 12, 327, 395. 
483 
F. perversa, 327, 396. 
F. pyrum, 327, 396. 
Functional siphon, 331. 
Fuscous, 303. 
Fusiform, 303. 
G 
Gammarus, 9, 43, 242, 290. 
G. annulatus, 290. 
G. locusta, 242, 290. 
G. mucronatus, 290. 
Gasteropoda, 300, 320, 324, 
328, 335. 
Gastric mill, 243, 247. 
Gastropores, 129. 
Gelasimus minax, 282. 
G. pugilator, 282. 
G. pugnax, 282. 
Gelatinous, 27, 
Gelidiez, 76, 80, 
Gelidium, 76, 80. 
G. corneum, 76, 80. 
G. Coulteri, Plate XVII. 
Generic name, 28, 
Genus, 20. 
Geographical distribution, 308. 
Gephyrea, 171, 1&5. 
Geryonopside, 116, 128. 
Ghost-crab, 282. 
Giant crab of Japan, 244. 
Gigartina, 28, 76, 81. 
G. mamitllosa, 74, 81. 
G. microphylla, 76, 81. 
G. radula, 76, 81. 
G. spinosa, 76, 81. 
Gigartinacez, 28, 76, 80. 
Gills, 247, 329, 336, 413. 
Girdle, 322, 
Glass-rope sponge, 102. 
Globigerina, 21. 
Globigerina ooze, 21. 
Gloiosiphonia, 78, 94. 
G. capillaris, 78, 94. 
Gloiosiphoniez, 78, 94. 
Glove sponge, 104. 
Glycera, 161, 180. 
G. americana, 161, 180. 
G. dibranchiata, 161, 189. 
Glyceridz, 161, 179. 
Glycimeridz, 407, 459. 
Glycimeris, 407, 459. 
G. generosa, 407, 459. 
Glyphis, 324, 358. 
G, aspersa, 324, 358. 
Gonads, 135, 341. 
Gonangium, 118. 
Gonophore, 118. 
Goose-barnacle, 252 
Gorgonacea, 141, 152. 
Gorgonia anceps, Plate XLVI. 
G. flabellum, Plate XLVII. 
Gracilaria, 77, 84. 
G. lichenoides, 39. 
G. multipartita, 77, 84. 
G. spinosa, 39, 
Grantia, 100, 106. 
G. ciliata, 100, 105, 106. 
Grapsidz, 241, 281. 
Grass sponge, 104. 
Grateloupia, 78, 94. 
